C1112 (bizhub C554e/C454e)

(1)Contents

Trouble type	Stapler motors malfunction
Trouble code	C1112
Rank	B
Detection timing	<When FS-534+SD-511 is installed> <When FS-535+SD-512 is installed>	• The stapler home sensor is not turned ON even after the set period of time has elapsed while the stapler motor is energized. • The stapler home sensor is not turned OFF even after the set period of time has elapsed after the stapler home sensor is turned ON.
Trouble isolation	• Staple • Half-Fold/Tri-Fold Center Stapling
Relevant electrical parts	<When FS-534+SD-511 is installed> <When FS-535+SD-512 is installed>	• Staple unit • SD drive board (SDDB) • FS control board (FSCB)

 (2)ProcedureWhen FS-534+SD-511 is installed

Step	Action	Control signal	Location of electrical components
1	Check the connector between the staple unit-SDDB J4 for proper connection and correct as necessary.	–	–
2	Check the connector of the staple unit for proper drive coupling and correct as necessary.	–	–
3	Replace the staple unit (Part#A3EP560100)	–	–
4	Replace SDDB (Part# A3ERPP6J03)	–	–
5	Replace FSCB (Part# A3EPPPBE01)	–	–

• Link to the layout drawings for related parts by each trouble code (S.25.1 SD-511)

When FS-535+SD-512 is installed

Step	Action	Control signal	Location of electrical components
1	Check the connector between the staple unit-SDDB J4 for proper connection and correct as necessary.	–	–
2	Check the connector of the staple unit for proper drive coupling and correct as necessary.	–	–
3	Replace the stapler unit (Part# A07P790100)	–	–
4	Replace SDDB (Part# A3ERPP6J03)	–	–
5	Replace FSCB (Part# A2Y1H10002)	–	–

• Link to the layout drawings for related parts by each trouble code (S.25.2 SD-512)

Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.

K.3.6.12 (Link to the Field Service Manual)